297 lines
10 KiB
C++
297 lines
10 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#include <assert.h>
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#include <stdio.h>
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#include <string.h>
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#include <gdk/gdk.h>
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#include <gtk/gtk.h>
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#include <LibreOfficeKit/LibreOfficeKitGtk.h>
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#include <LibreOfficeKit/LibreOfficeKitInit.h>
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#include <LibreOfficeKit/LibreOfficeKitEnums.h>
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#ifndef g_info
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#define g_info(...) g_log(G_LOG_DOMAIN, G_LOG_LEVEL_INFO, __VA_ARGS__)
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#endif
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static int help()
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{
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fprintf( stderr, "Usage: gtktiledviewer <absolute-path-to-libreoffice-install> <path-to-document>\n" );
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return 1;
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}
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static GtkWidget* pDocView;
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static GtkToolItem* pEnableEditing;
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static GtkToolItem* pBold;
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static GtkWidget* pVBox;
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// GtkComboBox requires gtk 2.24 or later
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#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
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static GtkComboBoxText* pPartSelector;
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#endif
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static LibreOfficeKit* pOffice;
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static char* pFileName;
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const float fZooms[] = { 0.25, 0.5, 0.75, 1.0, 1.5, 2.0, 3.0, 5.0 };
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void changeZoom( GtkWidget* pButton, gpointer /* pItem */ )
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{
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const char *sName = gtk_tool_button_get_stock_id( GTK_TOOL_BUTTON(pButton) );
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float fZoom = 0;
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float fCurrentZoom = 0;
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if ( pDocView )
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{
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fCurrentZoom = lok_docview_get_zoom( LOK_DOCVIEW(pDocView) );
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}
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if ( strcmp(sName, "gtk-zoom-in") == 0)
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{
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for ( unsigned int i = 0; i < sizeof( fZooms ) / sizeof( fZooms[0] ); i++ )
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{
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if ( fCurrentZoom < fZooms[i] )
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{
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fZoom = fZooms[i];
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break;
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}
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}
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}
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else if ( strcmp(sName, "gtk-zoom-100") == 0)
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{
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fZoom = 1;
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}
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else if ( strcmp(sName, "gtk-zoom-out") == 0)
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{
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for ( unsigned int i = 0; i < sizeof( fZooms ) / sizeof( fZooms[0] ); i++ )
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{
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if ( fCurrentZoom > fZooms[i] )
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{
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fZoom = fZooms[i];
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}
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}
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}
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if ( fZoom != 0 )
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{
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if ( pDocView )
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{
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lok_docview_set_zoom( LOK_DOCVIEW(pDocView), fZoom );
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}
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}
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}
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/// User clicked on the button -> inform LOKDocView.
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void toggleEditing(GtkWidget* /*pButton*/, gpointer /*pItem*/)
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{
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LOKDocView* pLOKDocView = LOK_DOCVIEW(pDocView);
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bool bActive = gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(pEnableEditing));
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if (bool(lok_docview_get_edit(pLOKDocView)) != bActive)
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lok_docview_set_edit(pLOKDocView, bActive);
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}
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/// LOKDocView changed edit state -> inform the tool button.
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static void signalEdit(LOKDocView* pLOKDocView, gboolean bWasEdit, gpointer /*pData*/)
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{
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gboolean bEdit = lok_docview_get_edit(pLOKDocView);
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g_info("signalEdit: %d -> %d", bWasEdit, lok_docview_get_edit(pLOKDocView));
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if (gtk_toggle_tool_button_get_active(GTK_TOGGLE_TOOL_BUTTON(pEnableEditing)) != bEdit)
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gtk_toggle_tool_button_set_active(GTK_TOGGLE_TOOL_BUTTON(pEnableEditing), bEdit);
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}
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/// User clicked on the 'Bold' button -> inform LOKDocView.
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void toggleBold(GtkWidget* /*pButton*/, gpointer /*pItem*/)
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{
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LOKDocView* pLOKDocView = LOK_DOCVIEW(pDocView);
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lok_docview_post_command(pLOKDocView, ".uno:Bold");
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}
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// GtkComboBox requires gtk 2.24 or later
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#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
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void populatePartSelector()
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{
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gtk_list_store_clear( GTK_LIST_STORE(
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gtk_combo_box_get_model(
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GTK_COMBO_BOX(pPartSelector) )) );
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if ( !pDocView )
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{
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return;
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}
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const int nMaxLength = 50;
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char sText[nMaxLength];
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int nParts = lok_docview_get_parts( LOK_DOCVIEW(pDocView) );
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for ( int i = 0; i < nParts; i++ )
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{
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char* pName = lok_docview_get_part_name( LOK_DOCVIEW(pDocView), i );
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assert( pName );
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snprintf( sText, nMaxLength, "%i (%s)", i+1, pName );
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free( pName );
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gtk_combo_box_text_append_text( pPartSelector, sText );
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}
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gtk_combo_box_set_active( GTK_COMBO_BOX(pPartSelector),
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lok_docview_get_part( LOK_DOCVIEW(pDocView) ) );
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}
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void changePart( GtkWidget* pSelector, gpointer /* pItem */ )
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{
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int nPart = gtk_combo_box_get_active( GTK_COMBO_BOX(pSelector) );
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if ( pDocView )
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{
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lok_docview_set_part( LOK_DOCVIEW(pDocView), nPart );
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}
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}
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void populatePartModeSelector( GtkComboBoxText* pSelector )
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{
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gtk_combo_box_text_append_text( pSelector, "Default" );
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gtk_combo_box_text_append_text( pSelector, "Slide" );
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gtk_combo_box_text_append_text( pSelector, "Notes" );
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gtk_combo_box_text_append_text( pSelector, "Combined (SlideNotes)" );
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gtk_combo_box_text_append_text( pSelector, "Embedded Objects" );
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gtk_combo_box_set_active( GTK_COMBO_BOX(pSelector), 0 );
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}
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void changePartMode( GtkWidget* pSelector, gpointer /* pItem */ )
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{
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// Just convert directly back to the LibreOfficeKitPartMode enum.
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// I.e. the ordering above should match the enum member ordering.
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LibreOfficeKitPartMode ePartMode =
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LibreOfficeKitPartMode( gtk_combo_box_get_active( GTK_COMBO_BOX(pSelector) ) );
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if ( pDocView )
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{
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lok_docview_set_partmode( LOK_DOCVIEW(pDocView), ePartMode );
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}
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// The number of items could change e.g. if we change from slide
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// to embeddede obj mode -- hence we should update the part list.
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populatePartSelector();
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}
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#endif
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int main( int argc, char* argv[] )
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{
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if( argc < 3 ||
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( argc > 1 && ( !strcmp( argv[1], "--help" ) || !strcmp( argv[1], "-h" ) ) ) )
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return help();
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if ( argv[1][0] != '/' )
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{
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fprintf(stderr, "Absolute path required to libreoffice install\n");
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return 1;
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}
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pOffice = lok_init( argv[1] );
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if ( pOffice == NULL )
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return 1;
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gtk_init( &argc, &argv );
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GtkWidget *pWindow = gtk_window_new( GTK_WINDOW_TOPLEVEL );
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gtk_window_set_title( GTK_WINDOW(pWindow), "LibreOfficeKit GTK Tiled Viewer" );
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gtk_window_set_default_size(GTK_WINDOW(pWindow), 1024, 768);
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g_signal_connect( pWindow, "destroy", G_CALLBACK(gtk_main_quit), NULL );
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pVBox = gtk_vbox_new( FALSE, 0 );
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gtk_container_add( GTK_CONTAINER(pWindow), pVBox );
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// Toolbar
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GtkWidget* pToolbar = gtk_toolbar_new();
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gtk_toolbar_set_style( GTK_TOOLBAR(pToolbar), GTK_TOOLBAR_ICONS );
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GtkToolItem* pZoomIn = gtk_tool_button_new_from_stock( GTK_STOCK_ZOOM_IN );
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pZoomIn, 0);
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g_signal_connect( G_OBJECT(pZoomIn), "clicked", G_CALLBACK(changeZoom), NULL );
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GtkToolItem* pZoom1 = gtk_tool_button_new_from_stock( GTK_STOCK_ZOOM_100 );
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pZoom1, -1);
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g_signal_connect( G_OBJECT(pZoom1), "clicked", G_CALLBACK(changeZoom), NULL );
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GtkToolItem* pZoomOut = gtk_tool_button_new_from_stock( GTK_STOCK_ZOOM_OUT );
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pZoomOut, -1);
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g_signal_connect( G_OBJECT(pZoomOut), "clicked", G_CALLBACK(changeZoom), NULL );
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GtkToolItem* pSeparator1 = gtk_separator_tool_item_new();
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pSeparator1, -1);
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// GtkComboBox requires gtk 2.24 or later
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#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
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GtkToolItem* pPartSelectorToolItem = gtk_tool_item_new();
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GtkWidget* pComboBox = gtk_combo_box_text_new();
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gtk_container_add( GTK_CONTAINER(pPartSelectorToolItem), pComboBox );
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pPartSelectorToolItem, -1 );
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g_signal_connect( G_OBJECT(pComboBox), "changed", G_CALLBACK(changePart), NULL );
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pPartSelector = GTK_COMBO_BOX_TEXT(pComboBox);
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GtkToolItem* pSeparator2 = gtk_separator_tool_item_new();
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pSeparator2, -1);
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GtkToolItem* pPartModeSelectorToolItem = gtk_tool_item_new();
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GtkWidget* pPartModeComboBox = gtk_combo_box_text_new();
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gtk_container_add( GTK_CONTAINER(pPartModeSelectorToolItem), pPartModeComboBox );
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), pPartModeSelectorToolItem, -1 );
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g_signal_connect( G_OBJECT(pPartModeComboBox), "changed", G_CALLBACK(changePartMode), NULL );
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#endif
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), gtk_separator_tool_item_new(), -1);
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pEnableEditing = gtk_toggle_tool_button_new();
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gtk_tool_button_set_label(GTK_TOOL_BUTTON(pEnableEditing), "Editing");
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gtk_toolbar_insert(GTK_TOOLBAR(pToolbar), pEnableEditing, -1);
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g_signal_connect(G_OBJECT(pEnableEditing), "toggled", G_CALLBACK(toggleEditing), NULL);
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gtk_toolbar_insert( GTK_TOOLBAR(pToolbar), gtk_separator_tool_item_new(), -1);
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pBold = gtk_toggle_tool_button_new();
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gtk_tool_button_set_label(GTK_TOOL_BUTTON(pBold), "Bold");
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gtk_toolbar_insert(GTK_TOOLBAR(pToolbar), pBold, -1);
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g_signal_connect(G_OBJECT(pBold), "toggled", G_CALLBACK(toggleBold), NULL);
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gtk_box_pack_start( GTK_BOX(pVBox), pToolbar, FALSE, FALSE, 0 ); // Adds to top.
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// Docview
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pDocView = lok_docview_new( pOffice );
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g_signal_connect(pDocView, "edit-changed", G_CALLBACK(signalEdit), NULL);
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// Input handling.
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g_signal_connect(pWindow, "key-press-event", G_CALLBACK(lok_docview_post_key), pDocView);
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g_signal_connect(pWindow, "key-release-event", G_CALLBACK(lok_docview_post_key), pDocView);
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gtk_container_add( GTK_CONTAINER(pVBox), pDocView );
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gtk_widget_show_all( pWindow );
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pFileName = argv[2];
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int bOpened = lok_docview_open_document( LOK_DOCVIEW(pDocView), argv[2] );
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if (!bOpened)
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g_error("main: lok_docview_open_document() failed with '%s'", pOffice->pClass->getError(pOffice));
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assert(lok_docview_get_document(LOK_DOCVIEW(pDocView)));
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// GtkComboBox requires gtk 2.24 or later
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#if ( GTK_MAJOR_VERSION == 2 && GTK_MINOR_VERSION >= 24 ) || GTK_MAJOR_VERSION > 2
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populatePartSelector();
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populatePartModeSelector( GTK_COMBO_BOX_TEXT(pPartModeComboBox) );
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#endif
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gtk_main();
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pOffice->pClass->destroy( pOffice );
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return 0;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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